. >> andrea, while we have you here news out of syria. arab league observers have arnsed and will try witnessing the uprising and also the government crackdown first hand. what are they finding? >> it's very troubling so far to u.s. officials because the arab league monitors have been on the ground for two days and they have not pushed back against restrictions that the regime has imposed on their inspections, and these are the first outside monitors that syria has permitted in. they have blocked their access to key areas where atrosities are reported. the u.s. is withholding any formal criticism because they hope this mission can succeed. in these two days the monitors have not gotten in and activists are reporting six more killings and opposition leaders are calling this arab league effort a farce. lester. >> andrea mitchell, thanks. >>> important health news tonight about the fight against ovarian cancer, which kills more than 15,000 american women each year. two studies out tonight show that avastin, a drug already approved for other